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Nutrients, nourishments and related science for the healthy growth and maintenance of the human body and living organisms.

Contributors in Nutrition


microgram (mcg)

Health care; Nutrition

A microgram is a unit of measure equal to one one-millionth of a gram (g).


Health care; Nutrition

Sterol is any class of solid Cyclic alcohols, found in plants (e.g., campesterol, stigmasterol, beta-sitosterol) and animals (e.g. cholesterol).

Essential amino acids

Health care; Nutrition

Essential Amino Acids are amino acids that your body does not have the ability to synthesize. Hundreds of different amino acids exist in nature, and about two dozen of them are important to human ...

Flavonoids (bioflavonoids)

Health care; Nutrition

Flavonoids are a class of water-soluble pigments that are found in many plants. A few thousand different flavonoids have so far been identified. While not labelled as essential nutrients, many of ...

Glycemic load (GL)

Health care; Nutrition

Glycemic Load is equal to the Glycemic Index of a food times the number of grammes of carbohydrates in the serving of food that's being eaten. Glycemic Load is believed to correlate more directly to ...


Health care; Nutrition

Enzymes are complex proteins that assist in or enable chemical reactions to occur. "Digestive" enzymes, for example, help your body break food down into chemical compounds that can more easily be ...

International unit (IU)

Health care; Nutrition

IU is a measurement unit that is primarily used on nutrition labelling for vitamin A. One IU is equivalent to 0.3 mcg of retinol, 0.6 mcg of beta-carotene, or 1.2 mcg other provitamin-A carotenoids.

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